Weighmasters may be individuals or companies who operate certified scales—commonly found at public or private weigh stations—used for bulk goods like agricultural produce, construction DMV Weighmaster Los Angeles materials, recyclables, or vehicles. They must obtain and annually maintain a Weighmaster License from California’s Division of Measurement Standards (DMS), which is part of the California Department of Food & Agriculture (CDFA)
Key Responsibilities:
Obtain the Weighmaster license (fee-based).
Maintain Deputy Weighmaster license(s) for employees who perform the actual weighing.
Use approved, tested, and sealed scales.
Issue Weighmaster Certificates that meet statutory content requirements (e.g., date, location, gross/tare/net weight, commodity, vehicle ID, signature)
The Weighmaster Certificate (Weight Tag)
A Weighmaster Certificate (also called a certified weight ticket or weight tag) is a legal document documenting weight or measure. It’s necessary for:
Purchasing or selling a commodity when buyer and seller aren’t jointly present.
Charging for a service where weight/measure determines price (e.g., moving van, scrap hauling)
Certificate Contents:
The certificate must clearly display:
“WEIGHMASTER CERTIFICATE” heading and statutory legend of authority.